La Fontaine, IN is a city located in Wabash County, Indiana and has a land area of 59.13 square miles (153.15 km2). The water area for the city is 1.44 square miles or 3.73 km2. There is one unique zip code in La Fontaine, Indiana and it is 46940. The area code(s) for La Fontaine is 765.
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